采用灰色关联分析法,对河南省烤烟品种区域试验的参试品种(系)进行多个性状的综合评估,分析结果表明:在产量、品质、抗病性三者兼顾的情况下,9111-21、NC89等表现优良。其结果与品种的实际表现相一致。9111-21已通过国家品种审定委员会审定,定名为龙江951,NC89品种曾在全国大面积推广种植。实践证明,该分析方法用于新品种的选育与推广是行之有效的。 The gray correlation analysis method was used to evaluate the comprehensive traits of the tested varieties (lines) in the regional experiment of flue-cured tobacco varieties in Henan Province. The results showed that under the conditions of yield, quality and disease resistance, 9111-21 , NC89 and other excellent performance. The result is consistent with the actual performance of the breed. 9111-21 has passed the approval of the National Variety Certification Committee, named Longjiang 951, NC89 varieties in the country a large area to promote planting. Practice has proved that this method of analysis for the breeding and promotion of new varieties is effective.